XP Math - Forums - View Single Post - Algebra homework help! Please help! (question 5)?

10-28-2007

It seems you want this, don't you?
y={(1,12),(2,13),(3,14),...}
y=f(x)=(x+10)+1
i.e.--F(1)=(1+10)+1=12
--------------------------
y={(1,35),(2,38),(3,41),...}
y=f(x)=35+(3*(x-1))
i.e.--f(3)=35+(3*(3-1))= 35+ (3*2)=35+6=41

10-28-2007	#2
Dreamfall Guest Posts: n/a	It seems you want this, don't *you? y={(1,12),(2,13),(3,14),...} y=f(x)=(x+10)+1 i.e.--F(1)=(1+10)+1=12 -------------------------- y={(1,35),(2,38),(3,41),...} y=f(x)=35+(3(x-1)) i.e.--f(3)=35+(3(3-1))= 35+ (32)=35+6=41